Home / 1,150,900,311.76-1,588,387,893.96-754,756,579.60

Finding the Fourth Proportional to 1,150,900,311.76, 1,588,387,893.96 and 754,756,579.60

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Solution

The fourth proportional to 1,150,900,311.76, 1,588,387,893.96 and 754,756,579.60 is: 1,041,659,474.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,900,311.76 : 1,588,387,893.96 = 754,756,579.60 : x
  2. Step 2: Convert to fraction form
    1,150,900,311.76/1,588,387,893.96 = 754,756,579.60/x
  3. Step 3: Cross multiply
    1,150,900,311.76x = 1,588,387,893.96 × 754,756,579.60
  4. Step 4: Simplify right side
    1,150,900,311.76x = 1,198,846,213,923,297,280
  5. Step 5: Solve for x
    x = 1,198,846,213,923,297,280/1,150,900,311.76
  6. Step 6: Final answer
    x = 1,041,659,474.48

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.